421408440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{390193}}^1$

素因数の和:390213

約数の個数: 64

約数和(自身を含む): 1404698400

約数和(自身を除く): 983289960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 390193, 780386, 1170579, 1560772, 1950965, 2341158, 3121544, 3511737, 3901930, 4682316, 5852895, 7023474, 7803860, 9364632, 10535211, 11705790, 14046948, 15607720, 17558685, 21070422, 23411580, 28093896, 35117370, 42140844, 46823160, 52676055, 70234740, 84281688, 105352110, 140469480, 210704220, 421408440]

約数ペア:

[(1, 421408440), (2, 210704220), (3, 140469480), (4, 105352110), (5, 84281688), (6, 70234740), (8, 52676055), (9, 46823160), (10, 42140844), (12, 35117370), (15, 28093896), (18, 23411580), (20, 21070422), (24, 17558685), (27, 15607720), (30, 14046948), (36, 11705790), (40, 10535211), (45, 9364632), (54, 7803860), (60, 7023474), (72, 5852895), (90, 4682316), (108, 3901930), (120, 3511737), (135, 3121544), (180, 2341158), (216, 1950965), (270, 1560772), (360, 1170579), (540, 780386), (1080, 390193)]